Hintz, B.B. and Butzke, P.A. (2017) “The practice of fasting in christian spirituality”, Vox Scripturae - Revista Teológica Internacional, 25(1), pp. 171–215. doi:10.25188/FLT-VoxScript(eISSN2447-7443)vXXV.n1.p171-215.BBH.PAB.